NEW YORK: Michael Goldberg has left his post as senior partner and global CMO of Porter Novelli after six months.

Calls to Goldberg's office were met with a voicemail announcing his departure and directing callers to contact Chris Lynch, director of business development at Porter Novelli, for any new business-related enquiries.

Goldberg joined ad agency Deutsch as CMO and partner.

“I just missed [advertising]. I'd spent 20 years in the advertising business,” said Goldberg. “Deutsch has a fantastic culture and I consider it a ...